Official mbed Real Time Operating System based on the RTX implementation of the CMSIS-RTOS API open standard.
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Diff: rtos/Mutex.h
- Revision:
- 96:a757025b5eab
- Parent:
- 95:12552ef4e980
--- a/rtos/Mutex.h Fri Oct 16 07:45:53 2015 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,69 +0,0 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2012 ARM Limited
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-#ifndef MUTEX_H
-#define MUTEX_H
-
-#include <stdint.h>
-#include "cmsis_os.h"
-
-namespace rtos {
-
-/** The Mutex class is used to synchronise the execution of threads.
- This is for example used to protect access to a shared resource.
-*/
-class Mutex {
-public:
- /** Create and Initialize a Mutex object */
- Mutex();
-
- /** Wait until a Mutex becomes available.
- @param millisec timeout value or 0 in case of no time-out. (default: osWaitForever)
- @return status code that indicates the execution status of the function.
- */
- osStatus lock(uint32_t millisec=osWaitForever);
-
- /** Try to lock the mutex, and return immediately
- @return true if the mutex was acquired, false otherwise.
- */
- bool trylock();
-
- /** Unlock the mutex that has previously been locked by the same thread
- @return status code that indicates the execution status of the function.
- */
- osStatus unlock();
-
- ~Mutex();
-
-private:
- osMutexId _osMutexId;
- osMutexDef_t _osMutexDef;
-#ifdef CMSIS_OS_RTX
-#ifdef __MBED_CMSIS_RTOS_CA9
- int32_t _mutex_data[4];
-#else
- int32_t _mutex_data[3];
-#endif
-#endif
-};
-
-}
-#endif
